Home / 25,357.46-38,049.87-12,027.38

Finding the Fourth Proportional to 25,357.46, 38,049.87 and 12,027.38

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Solution

The fourth proportional to 25,357.46, 38,049.87 and 12,027.38 is: 18,047.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,357.46 : 38,049.87 = 12,027.38 : x
  2. Step 2: Convert to fraction form
    25,357.46/38,049.87 = 12,027.38/x
  3. Step 3: Cross multiply
    25,357.46x = 38,049.87 × 12,027.38
  4. Step 4: Simplify right side
    25,357.46x = 457,640,245.44
  5. Step 5: Solve for x
    x = 457,640,245.44/25,357.46
  6. Step 6: Final answer
    x = 18,047.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.